Home / 15,148.05-22,721.00-4,762.77

Finding the Fourth Proportional to 15,148.05, 22,721.00 and 4,762.77

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Solution

The fourth proportional to 15,148.05, 22,721.00 and 4,762.77 is: 7,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.05 : 22,721.00 = 4,762.77 : x
  2. Step 2: Convert to fraction form
    15,148.05/22,721.00 = 4,762.77/x
  3. Step 3: Cross multiply
    15,148.05x = 22,721.00 × 4,762.77
  4. Step 4: Simplify right side
    15,148.05x = 108,214,873.36
  5. Step 5: Solve for x
    x = 108,214,873.36/15,148.05
  6. Step 6: Final answer
    x = 7,143.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.